using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
// add
using System.Windows.Forms;
using System.Xml;


namespace C64NET35
{
    public class CProject
    {
        private XmlDocument mXMLConfig = new XmlDocument();
        private CItems mItems = new CItems();
        private bool mbDebug = false;
        private bool mbConfirmLaunch = false;
        private StringBuilder msDebugLog = new StringBuilder();

        public string ProductName
        {
            get { return Application.ProductName; }
        }
        public string ProductVersion
        {
            get { return Application.ProductVersion; }
        }
        public bool ConfirmLaunch
        {
            get { return mbConfirmLaunch; }
        }
        public bool Debug
        {
            get { return mbDebug; }
        }
        public bool Begin()
        {
            string s1, s2;
            XmlNodeList nList;
            string sQuery;
            string sXMLFilename = @".\Project.xml";

            try
            {
                mXMLConfig.Load(sXMLFilename);

                // attribute sample1
                nList = null;
                sQuery = "/Company/System/Project[@Debug]";
                nList = mXMLConfig.SelectNodes(sQuery);
                if ((nList != null) && (nList.Count > 0))
                {
                    XmlElement e1 = (XmlElement)nList[0];
                    s1 = e1.Attributes["Debug"].Value;
                    if (s1 == "1")
                        mbDebug = true;
                }

                // attribute sample2
                nList = null;
                sQuery = "/Company[@ID='ChampTek']/System[@ID='CCD']/Project[@ID='C64NET35' and @Debug]";
                nList = mXMLConfig.SelectNodes(sQuery);
                if ((nList != null) && (nList.Count > 0))
                {
                    XmlElement e1 = (XmlElement)nList[0];
                    s1 = e1.Attributes["Debug"].Value;
                    if (s1 == "1")
                        mbDebug = true;
                }

                sQuery = "/Company[@ID='ChampTek']/System[@ID='CCD']/Project[@ID='C64NET35' and @ComfirmLaunch='1']";
                nList = mXMLConfig.SelectNodes(sQuery);
                if ((nList != null) && (nList.Count > 0))
                {
                    mbConfirmLaunch = true;
                }

                //// 以第一組為準. (todo: 可多組)
                //    XmlElement e1 = (XmlElement) nList[0];
                    
                //    // debug
                //    s1 = e1.Attributes["Debug"].Value;
                //    if (s1 == "1")
                //        mbDebug = true;

                //    //XmlNode root = doc.DocumentElement;
                //    //nodeList = root.SelectNodes("descendant::book[author/last-name='Smith']");
                //    //title[@lang='eng']

                //    // ConfirmLaunch
                //    s1 = e1.Attributes["ComfirmLaunch"].Value;
                //    if (s1 == "1")
                //        mbConfirmLaunch = true;
                //}

                
                // Project Items.
                nList = null;
                sQuery = "/Company/System/Project/Item";
                nList = mXMLConfig.SelectNodes(sQuery);
                if ((nList != null) && (nList.Count > 0))
                {
                    for (int i = 0; i < nList.Count; i++)
                    {
                        s1 = nList[i].Attributes["ID"].Value;
                        s2 = nList[i].InnerText;
                        if (mItems.Contains(s1))
                        {
                            PopupMsg("Duplicated Key=" + s1 + Environment.NewLine 
                                + "File=" + sXMLFilename + Environment.NewLine
                                + "Attribute=" + sQuery + Environment.NewLine
                                + "Value=" + s2 );
                        }
                        else
                        {
                            mItems.Add(new CItem(s1, s2));
                        }
                    }
                }


                //Application.Run(new FMAIN());
                if (MessageBox.Show("Ready to launch ?"
                    , ProductName + ", " + ProductVersion
                    , MessageBoxButtons.OKCancel, MessageBoxIcon.Information) != DialogResult.OK)
                {
                    return false;
                }
                return true;
            }
            catch (Exception e1) {
                PopupMsg(e1.Message);
                return false;
            }
        }

        public void PopupMsg(string sMsg) {
             MessageBox.Show(sMsg, ProductName, MessageBoxButtons.OK, MessageBoxIcon.Information);
        }
        public bool AskOK(string sMsg)
        {
            return (MessageBox.Show(sMsg, ProductName, MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK);
        }
        public void DebugClear()
        {
            if (!mbDebug) return;
            msDebugLog.Length = 0; 
        }
        public void DebugAppendLine(string sMsg)
        {
            if (!mbDebug) return;
            msDebugLog.AppendLine(sMsg);
        }

    }
}